English textbooks

The foot is one of the most complex parts of the body. It consists of 28 bones connected by many joints, muscles, tendons, and ligaments. The foot is prone to many types of injuries. Foot pain and problems can cause pain…

The hand is composed of many different bones, muscles, and ligaments that allow for a large amount of movement and dexterity. There are three major types of bones in the hand itself: Phalanges. These 14 bones are found…

Click image to enlarge The knee is a vulnerable joint. It bears a lot of stress from everyday activities, such as lifting and kneeling. It also bears stress from high-impact activities, such as jogging and aerobics.…

The pelvis is a basin-shaped structure that supports the spinal column and protects the abdominal organs. It contains the following: Click image to enlarge …

Facts about the prostate gland The prostate gland is about the size of a walnut. It’s located just below the bladder, and it surrounds the urethra. This is a tube that carries urine and semen out of the body. The prostate…

What is respiration? Respiration is the act of breathing in and breathing out. When you inhale, you take in oxygen. When you exhale, you give off carbon dioxide. What makes up the respiratory system? The respiratory system is made up…

Click Image to Enlarge The shoulder is made up of several layers, including: Bones. The collarbone (clavicle), the shoulder blade (scapula), and the upper arm bone (humerus). Joints.…

Click image to enlarge The vertebral column is also called the spinal column or backbone. It’s made up of 33 vertebrae that are separated by spongy disks and classified into 4 distinct areas. The…

Amniotic sac. A thin-walled sac that surrounds the fetus during pregnancy. The sac is filled with liquid made by the fetus (amniotic fluid) and the membrane that covers the fetal side of the placenta (amnion). This protects the fetus from injury. It…

Anemia is a potential side effect of chemotherapy (chemo). It’s a condition that involves a decrease in the number of red blood cells (RBCs) in your body. These are the cells that carry oxygen to other cells all over your…

What is anemia in children? Anemia is a common problem in children. About 20% of children in the U.S. will be diagnosed with anemia at some point. A child who has anemia doesn’t have enough red blood cells or hemoglobin.…

What is anemia? Anemia is when your blood has too few red blood cells. Having too few red blood cells makes it harder for your blood to carry oxygen or iron. This can affect how cells work in nerves and muscles. During…